Finding the Third Proportional to 90,850.50 and 212,202

Step by Step Solution

1. Step 1: Write the proportion equation
   90,850.50 : 212,202 = 212,202 : x
2. Step 2: Convert to fraction form
   90,850.50/212,202 = 212,202/x
3. Step 3: Cross multiply
   90,850.50x = 212,202 × 212,202
4. Step 4: Simplify right side
   90,850.50x = 45,029,688,804
5. Step 5: Solve for x
   x = 45,029,688,804/90,850.50
6. Step 6: Final answer
   x = 495,646.02